$10^{6} \times 10^{3} = 10$

$10^{4} \times 10^{-4} = 10$

$10^{-5} \times 10^{5} = 10$

$10^{-2} \times 10^{-6} = 10$

$10^{5} \times 10^{2} = 10$

$\dfrac{10^{9} }{ 10^{6} } = 10$

$\dfrac{10^{5} }{ 10^{11} } = 10$

$\dfrac{10^{-3} }{ 10^{2} } = 10$

$\dfrac{10^{2} }{ 10^{-5} } = 10$

$\dfrac{10^{-3} }{ 10^{-4} } = 10$

$\left(10^{3}\right)^{-2} = 10$

$\left(10^{-2}\right)^{-7} = 10$

$\left(10^{5}\right)^{1} = 10$

$\left(10^{-5}\right)^{5} = 10$

$\left(10^{-3}\right)^{-1} = 10$